We are looking for a Senior Flutter Developer to join one of our long-term partners, Room Estate, to take ownership of a brand-new mobile application for tenants and prospective tenants in the property rental space.

This is a highly autonomous role where you will be the primary Flutter engineer responsible for the mobile architecture, code quality, technical decisions, and long-term health of the application.

What You’ll Do

• Develop and maintain a Flutter mobile application for iOS and Android
• Define app architecture, state management, navigation, and project structure
• Build features such as authentication, room discovery, contracts, payments, messaging, and support flows
• Integrate REST APIs and third-party SDKs
• Set up CI/CD pipelines, testing strategy, and release processes
• Ensure performance, stability, monitoring, and scalability of the application
• Collaborate closely with backend and product teams
• Contribute to UX and product discussions

Requirements

• 3+ years of Flutter and Dart experience in production
• Experience building and releasing Flutter apps to both App Store and Google Play
• Strong understanding of mobile app architecture and state management
• Experience with REST APIs and token-based authentication
• Experience integrating third-party SDKs and services
• Understanding of mobile platform specifics (push notifications, permissions, deep linking, app releases)
• Experience with local storage, offline handling, and file uploads
• Ability to work independently and make technical decisions

Nice to Have

• Experience with chat or messaging SDKs
• Experience with e-signature or KYC integrations
• Payment integration experience
• Experience with marketplace, booking, or property-management applications
• CI/CD and mobile automation experience
• Experience working in regulated environments

What We Value

• Ownership mentality and proactive communication
• Strong problem-solving and decision-making skills
• Pragmatic approach to technology choices
• Attention to code quality and long-term maintainability
• Collaborative mindset and clear communication

Why you'll love working here:

• Private health insurance
• Flexible work model – hybrid or remote
• Equipment of your choice (laptop, monitor, accessories)
• High-growth company with innovative products
• Supportive, international team
• Budget for professional development (courses, books, conferences)
• English and German language lessons during working hours
• Nice office in Belgrade with a stocked kitchen and game area
• Opportunity to learn, grow, and make a real impact